Shatori Walker-Kimbrough embraces her role as the ‘next woman up’

LAS VEGAS — Shatori Walker-Kimbrough gathers the Washington Mystics’ reserves — a.k.a. the bench mob — before every game. The starting five is introduced, and a smaller huddle closes in near the sideline for a few words. That used to be the responsibility of Tianna Hawkins, but she was not …